Structure of PDB 1s50 Chain A Binding Site BS01

Receptor Information
>1s50 Chain A (length=258) Species: 10116 (Rattus norvegicus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
SNRSLIVTTILEEPYVLFKKSDKPLYGNDRFEGYCIDLLRELSTILGFTY
EIRLVEDGKYGAQDDVNGQWNGMVRELIDHKADLAVAPLAITYVREKVID
FSKPFMTLGISILYRKGTPIDSADDLAKQTKIEYGAVEDGATMTFFKKSK
ISTYDKMWAFMSSRRQSVLVKSNEEGIQRVLTSDYAFLMESTTIEFVTQR
NCNLTQIGGLIDSKGYGVGTPMGSPYRDKITIAILQLQEEGKLHMMKEKW
WRGNGCPE
Ligand information
Ligand IDGLU
InChIInChI=1S/C5H9NO4/c6-3(5(9)10)1-2-4(7)8/h3H,1-2,6H2,(H,7,8)(H,9,10)/t3-/m0/s1
InChIKeyWHUUTDBJXJRKMK-VKHMYHEASA-N
SMILES
SoftwareSMILES
ACDLabs 12.01O=C(O)C(N)CCC(=O)O
OpenEye OEToolkits 1.7.0C(CC(=O)O)C(C(=O)O)N
OpenEye OEToolkits 1.7.0C(CC(=O)O)[C@@H](C(=O)O)N
CACTVS 3.370N[C@@H](CCC(O)=O)C(O)=O
CACTVS 3.370N[CH](CCC(O)=O)C(O)=O
FormulaC5 H9 N O4
NameGLUTAMIC ACID
ChEMBLCHEMBL575060
DrugBankDB00142
ZINCZINC000001482113
PDB chain1s50 Chain A Residue 999 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1s50 Crystal structures of the GluR5 and GluR6 ligand binding cores: Molecular mechanisms underlying kainate receptor selectivity
Resolution1.65 Å
Binding residue
(original residue number in PDB)		Y61 P89 L90 A91 R96 G141 A142 T143 E191
Binding residue
(residue number reindexed from 1)		Y60 P88 L89 A90 R95 G140 A141 T142 E190
Annotation score1
Binding affinityMOAD: Ki=1.4uM
PDBbind-CN: -logKd/Ki=7.20,Ki=0.063uM
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0015276 ligand-gated monoatomic ion channel activity
Cellular Component
GO:0016020 membrane

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Molecular Function
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Cellular Component
External links
PDB RCSB:1s50, PDBe:1s50, PDBj:1s50
PDBsum1s50
PubMed15721240
UniProtP42260|GRIK2_RAT Glutamate receptor ionotropic, kainate 2 (Gene Name=Grik2)

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